JP5188719B2 - Storage battery liquid plug supply method and apparatus - Google Patents

Description

  The present invention relates to a method for supplying a liquid plug, which closes a liquid injection port provided to inject an electrolytic solution into a storage battery, to the liquid injection port and an apparatus used for the supply.

  Conventionally, in order to close the electrolyte solution injection port of the storage battery during the injection of the electrolyte solution into the storage battery, a plug (hereinafter referred to as a liquid port plug) that closes the electrolyte solution injection port of the storage battery is used. The operation of supplying the liquid injection port is performed using an apparatus having a structure as disclosed in FIG.

  In the apparatus shown in FIG. 6, the liquid stopper 102 is adsorbed by the suction or suction method using the negative pressure generator 106 in order to close the liquid inlet 101 provided on the upper surface of the storage battery 100 when the liquid stopper is attached. The stopper holder 103 is moved directly above the liquid injection port 101 by the moving device 105, and then lowered by the air cylinder 104 to be inserted and supplied to the liquid injection port 101. Thereafter, the suction by the negative pressure generator is stopped and the atmosphere is released to release the adsorbed state with the liquid stopper 101, and then the liquid stopper retainer 102 is raised and separated from the liquid stopper 101. The supplied liquid spigot is then screwed and fastened to the liquid injection spout by a dedicated capping machine.

  Further, in the plug body mounting method and apparatus disclosed in Patent Document 1, the plug body is attached by screwing the plug body sucked and held by the suction cup into the plug body mounting opening. From the upper part of the mounting opening, the sucked and held plug body is lowered to the plug body mounting opening, the lower part of the plug body is inserted and supplied to the plug body mounting opening, and then the plug body is rotated to open the plug body mounting opening. Screw onto the part. After screwing, the suction cup is returned upward, and the next plug body is directed to suction holding, but since the plug body is screwed to the plug body mounting opening, only the suction cup moves next.

Moreover, the apparatus used for the attachment is an apparatus having a structure as shown in FIG. 1 of Patent Document 1 and a suction cup for sucking and holding the stopper and air in the suction cup for sucking and holding the stopper. A suction pump that sucks the suction cup, a rotating device that rotates the suction cup to screw the plug body into the plug body mounting opening, a mounting base for the plug body that sucks the plug body to the plug body mounting opening, and the next It is comprised from the moving apparatus which moves a suction cup to the mounting base of the plug body in which a plug body is set | placed.

JP 59-74093 A

  However, the conventional method shown in FIG. 6 may not be released depending on the state of adsorption between the liquid stopper and the liquid stopper retainer. When the liquid stopper stopper is detached from the liquid stopper, A problem has arisen that the liquid inlet plug that has been lifted together and once inserted into the liquid injection port falls off and comes off, interrupting the electrolyte injection operation.

  In the invention disclosed in Patent Document 1, the plug body is screwed into the plug body mounting opening to be mounted, but the lowermost groove of the screw groove of the plug body and the uppermost groove of the screw groove of the plug body mounting opening If the suction cup is lifted in such a case, the plug inserted into the plug mounting opening will be carried in the sucked state. As a result, there is a problem that the efficiency of the electrolyte injection work is lowered.

  In view of such circumstances, the present invention has been made based on various studies, and a method of supplying a liquid plug to an electrolytic solution injection port of a storage battery that greatly improves the working efficiency in the electrolytic solution injection operation of the storage battery. And an apparatus for the same.

As a result of various studies, the present invention has been described that the liquid spigot holder and the liquid spigot are engaged by moving the liquid spigot holder upward while moving the liquid spigot stopper after supplying the liquid spigot to the liquid injection port. The present invention has been found that it can be surely released, and the invention according to claim 1 is characterized in that the liquid spigot adsorbed by the liquid spigot holder is inserted and supplied to the liquid injection port from above the storage battery, and then the liquid spigot is inserted. the retainer against liquid spout which is characterized in that departing obliquely upward, the second aspect of the present invention, when leaving the liquid outlet plug holder, rotating the liquid spout holder The invention according to claim 3 is characterized in that when the liquid spigot holder is removed, the upper face of the liquid spigot is pressed and pressed upward while being released. The invention according to claim 4 is a liquid spigot holder having a suction cup, and the liquid spigot. A moving device having two moving axes for moving the holding tool, and a control device for controlling the operation of the moving device, wherein one of the moving shafts is in the vertical direction, and the other moving shaft is It consists of a horizontal direction, and when the liquid spigot holder is detached from the liquid spigot, it moves simultaneously in both the vertically upward direction and the lateral direction and moves upward obliquely with respect to the liquid spigot to perform the removal work. This is a liquid stopper supply device.

  In this way, by supplying the liquid spigot adsorbed by the liquid spigot holder to the liquid injection port, the liquid spigot holder is moved obliquely upward, for example, so that the liquid spigot holder and the liquid adsorbed thereto are moved. Even if the plug is wet and the negative pressure is released, the engagement state is not released. Engagement with the liquid stopper can be surely released.

  According to the method and apparatus for supplying a liquid stopper to the liquid inlet of the storage battery according to the present invention, the liquid stopper holder and the liquid after the liquid stopper attached to the liquid stopper holder is supplied to the liquid inlet. Easy and reliable detachment from the spout. Supply that ensures that the spout and the liquid stopper retainer will detach even if the liquid spigot is insufficiently screwed into the liquid inlet. This method and its device greatly improve the work efficiency in the electrolyte injection work to the storage battery, and has a remarkable industrial effect.

Hereinafter, the present invention will be described in detail with reference to the drawings.
FIG. 1 is a schematic diagram showing a first embodiment according to the present invention.
FIG. 2 is an explanatory diagram of a method for supplying a liquid spout using the apparatus of FIG.
FIG. 3 is a schematic diagram showing another embodiment according to the present invention.
DESCRIPTION OF SYMBOLS 1a, 1b is a liquid stopper supply apparatus, 2 is a liquid stopper retainer, 3 is a rotation apparatus, 4 is a biaxial movement apparatus, 5a is a horizontal movement apparatus, 5b is a vertical movement apparatus, 6 is a liquid stopper suction pressing apparatus , 7 is a control device, 8 is an air supply / exhaust device, 19 is a liquid inlet plug, 20 is a storage battery, and 21 is a liquid inlet.
FIG. 4 is a cross-sectional view showing a part of the embodiment of the liquid spout holder according to the present invention.
FIG. 5 is an example of a control pattern of the liquid port plug supply operation in the liquid port plug supply device 1a of FIG.
FIG. 6 is a schematic diagram of a conventional liquid stopper supply device.

  The embodiment of the liquid spout supply device 1a shown in FIG. 1 (a) includes a horizontal support member 11 and a hollow suction cup as a liquid spout holder 2 at one end. An internal hollow vertical support member 10 is provided. The vertical support member 10 is disposed so as to rotate about the vertical axis by the rotating device 3, and the other end adsorbs the liquid port plug 19 or presses the upper surface of the liquid port plug at the time of detachment. A conduit 12 from the device 6 is connected. An air supply / exhaust pump 8 is connected to the liquid inlet suction / pressing device 6 to apply an operating force for suction by intake and press by supply. The operation of each device is controlled by the control device 7 at appropriate timing.

Next, a method for supplying the liquid spout in the embodiment of FIG. 1 will be described with reference to FIGS. 1 and 2.
First, the liquid port stopper holder 2 is moved to a mounting table (not shown) on which the liquid port plug 19 is mounted by the operation of the biaxial moving device 4, and the liquid port plug suction pressing device 6 is moved to the position shown in FIG. In the state of “A” shown in b), suction is performed by the air supply / exhaust pump 8 to cause a suction action in the liquid port stopper holder 2 through the internal hollow portion of the vertical support member 10. The stopper 19 is sucked and adsorbed on the liquid stopper stopper 2. The liquid spigot holder 2 that has adsorbed and held the liquid spigot 19 is moved directly above the electrolyte injection hole 21 of the storage battery 20 by the operation of the biaxial moving device 4. When it comes directly above, the vertical support member 10 of the biaxial moving device moves downward in the vertical direction, and the liquid port plug 19 is inserted and supplied into the liquid injection port 21 (FIG. 2A). By rotating the support member 10, the liquid spout 19 is rotated once, and the screw groove formed on the outer periphery of the liquid spout 21 is engaged with the screw groove formed on the inner peripheral surface of the liquid injection port ( FIG. 2 (b)).

As a method for detaching the liquid stopper stopper 2 from the liquid stopper 19 after supplying the liquid stopper 19 to the liquid inlet 21, the methods shown in FIGS. 2 (c) to 2 (e) are used. The black arrow in FIG. 2 represents movement or rotation, and the white arrow represents pressing.

  In the method shown in FIG. 2 (c), the biaxial moving device is operated so that the liquid spout holder 2 moves obliquely upward, and is detached from the liquid spout 19. At this time, the liquid stopper plug pressing device 6 is switched to the state “C” shown in FIG. 1B, and the liquid stopper stopper 2 is in a suction state and opened to the atmosphere.

  In the method shown in FIG. 2D, the liquid port stopper holder 2 is rotated by the rotating device 3 and the two-axis moving device is operated so that the liquid mouth stopper holder 2 moves obliquely upward. It is detached from the stopper 19. Also at this time, the liquid port stopper suction pressing device 6 is switched to the state of “C” shown in FIG. 1B, and the suction state of the liquid port stopper holder 2 is released and opened to the atmosphere.

  In the method shown in FIG. 2 (e), the liquid stopper suction / pressing device 6 is switched to the state “B” shown in FIG. The upper surface of the liquid spigot 19 is pressed through the internal hollow portion, and the biaxial moving device is operated so that the liquid spigot holder 2 moves obliquely upward, and is detached from the liquid spout 19.

  In the method shown in FIG. 2 (c) to FIG. 2 (e), the liquid spigot holder 2 is moved obliquely upward so that the liquid spigot upper surface 19a and the suction cup tip 2a of the liquid spigot retainer 2 are moved. Friction and a state where the liquid port stopper lower part 19 b is restrained by the electrolyte solution injection port 21 when the liquid port plug 19 is pulled up obliquely are used. The diagonally upward movement is preferably performed in an obliquely upward direction so as to draw a parabola or an arc.

In FIG. 2 (d), the turning action by rotation is combined, and in FIG. 2 (e), the upper surface of the liquid spout is pressed with air so that it can be easily detached. It is also possible to leave while simultaneously performing these multiple operations.

In any case, even if the liquid spout 19 is inserted without being screwed into the liquid injection port 21, the top surface of the liquid spout 21 or the bottom surface of the liquid spout retainer 2 is wet, so Even in the stuck state, the liquid spigot holder 2 is reliably detached from the liquid spigot 19.

  Another embodiment shown in FIG. 3 is a horizontal movement device that moves in the horizontal direction on a vertical movement device 5b connected to the rotation device 3 instead of the biaxial movement device and a horizontal support belt 11a provided in place of the horizontal support member 11. 5a is provided to constitute a moving device having two moving axes. The vertical movement device 5b is provided with a vertical support member 10 provided with a liquid spout holder 2 at one end, and the liquid spout holder 2 provided on the vertical support member 10 is moved in the vertical direction by the vertical movement device 5b. Then, it is moved in the horizontal direction by rotating the horizontal support belt 11a by the horizontal movement device 5a. The vertical support member 10 is arranged so as to rotate about the vertical axis as a rotation axis by the rotating device 3, and the other end is used for suction when the liquid port plug 19 is attached or for pressing the upper surface of the liquid port plug when detached. A conduit 12 from the liquid suction / pressing device 6 is connected. An air supply / exhaust pump 8 is connected to the liquid suction / pressing device 6 to apply a suction and pressing operating force. The operation of each device is controlled by the control device 7 at appropriate timing.

  Also in the liquid spout port supply apparatus 1b shown in FIG. 3, the liquid spout retainer is supplied in the same manner as the method described above with reference to FIG. The moving device 5a moves to the mounting table on which the liquid spigot is placed, sucks and adsorbs the liquid spigot, moves it directly above the injection port of the post-storage battery, and then descends by the vertical moving device 5b. The stopper is supplied to the liquid inlet and rotated to be screwed into the liquid inlet, and then the suction is released, rotated, and supplied, or released, rotated, rotated, and supplied simultaneously. Therefore, it is moved obliquely upward and is surely separated.

  FIG. 4 is a cross-sectional view showing a part of the embodiment of the liquid spigot holder 2. A rubber bowl-shaped suction cup 2 a and a thread groove are formed on the inner surface and screwed to the lower part of the vertical support member. A liquid stopper is abutted against the tip of the suction cup 2a, and is sucked and sucked from the air supply / exhaust pump through the central through hole 2c.

  1 and 3, when the liquid spigot 19 is attached to the electrolytic solution pouring port 21, the liquid spigot holder 2 is moved obliquely upward or upward, rotated, and the liquid spout. Each operation and timing of pressing on the upper surface of the stopper are integrated by the control device 7.

FIG. 5 shows an example of a work schedule when working with the liquid spout supply device 1a of FIG.
Incidentally, FIG. 5 from the feed task A ₁ shows a first pattern to the next liquid outlet one turn of up to supply work A ₂ of the plug.

From A1 (time t _S ), the biaxial moving device 4 is operated in the vertically downward direction to supply the liquid spout 19 to the liquid injection port 21, and then the rotating device 3 is operated to rotate the liquid spout 19. (T ₁ ). After the rotation operation, the liquid port stopper pressing and sucking device 6 is operated to press the upper surface of the liquid stopper 19. At the same time as the pressing is started, the rotation work is started, and the liquid stopper holder 2 is moved vertically upward and laterally by the biaxial moving device 4 and at the same time obliquely upward with respect to the liquid stopper 19. It moves and the detachment work is performed (t ₁ → t ₂ ). When the disengagement operation is completed (t ₂ ), in order to mount the next liquid spout 19, it moves toward the mounting table (not shown), and the next liquid spout 19 is adsorbed to the liquid spout holder 2. (T ₂ → t ₃ ). After the liquid port plug 19 is adsorbed, the biaxial moving device is operated to move directly above the electrolyte solution injection port 21 (t ₃ → t _f ). After arriving directly above, the aforementioned supply work is performed.

  This operation shows a case where the liquid spigot holder is pressed while being rotated from the liquid spigot and detached obliquely upward. The other detachment method is to move diagonally upward without rotating or pressing.

It is a schematic diagram which shows 1st embodiment which concerns on this invention. It is explanatory drawing of the supply method of the liquid spout using the apparatus of FIG. It is a schematic diagram which shows other embodiment which concerns on this invention. It is sectional drawing which shows a part of embodiment of a liquid stopper retainer. It is an example of the work timetable of the liquid stopper supply operation | work in a liquid stopper supply apparatus. It is a schematic diagram of the conventional plug supply apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1a, 1b Liquid port stopper supply device 2, 103 Liquid port stopper holder 2a Suction cup 2b Mounting part 3 Rotating device 4 Biaxial moving device 5a Horizontal moving device 5b Vertical moving device 6 Liquid port stopper suction pressing device 7 Control device 8 Supply Exhaust pump 10 Vertical support member 11 Horizontal support member 11a Horizontal support belts 19 and 102 Liquid port plugs 20 and 100 Storage batteries 21 and 101 Liquid injection port 104 Air cylinder

Claims (4)

The adsorbed liquid spout in liquid spout holder after insertion supplied to liquid injection port from above the battery, the storage battery, characterized by leaving said liquid spout holder to liquid spout obliquely upward Liquid stopper supply method.   2. The method of supplying a liquid mouth plug for a storage battery according to claim 1, wherein when the liquid mouth plug holder is detached, the liquid mouth stopper holder is detached obliquely upward while rotating.   2. The method for supplying a liquid mouth plug of a storage battery according to claim 1, wherein, when the liquid mouth stopper holder is detached, the upper surface of the liquid mouth stopper is pressed and pressed obliquely upward. A liquid spigot holder having a suction cup, a moving device having two moving shafts for moving the liquid spigot holder, and a control device for controlling the operation of the moving device, the moving device being moved one axis is a vertical direction, made from the other movement axes horizontal, operating simultaneously to both vertical upward direction and the transverse direction when the liquid spout holder is disengaged from the liquid spout liquid A storage port supply device for a storage battery, wherein the removal operation is performed by moving obliquely upward with respect to the plug.